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Solve sqrt(x-2) le 3...

Solve `sqrt(x-2) le 3 `

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The correct Answer is:
`2 le x le 11 `
`sqrt(x-2) le 3` is meaning for `x - 2 ge 0 or x ge 2`
Also `sqrt(x-2) le 3`
`rArr x-2 le 9`
`rArr x le 11`
From (1) and (2) we have `2 le x le 11`
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